交替 (jiāo tì): to replace; alternately; in turn

The nurses took turns looking after the patient every two hours to ensure he had constant care.

In the relay race, the team members quickly passed the baton to each other, striving for every second's advantage.

At the transition between spring and summer, the weather alternates between cold and hot, making it easy to catch a cold.

The two of them took turns driving and resting, and finally arrived at their destination before dark.

The pianist alternated between left and right hands, producing a smooth and layered melody.

Day and night alternate, giving our lives a regular rhythm.